As the country's largest manufacturer of PVC lightweight suction hose, Kochek continually researches and improves equipment technology. So it's no surprise that Kochek has developed Flex-Lite® hose with Poly-Lock® collars, the most advanced suction hose system available in the industry. A full 17% lighter than previous models, Flex-Lite hose features an exclusive interlock system that provides superior strength and durability.